3B9E
Crystal structure of inactive mutant E315M chitinase A from Vibrio harveyi
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU FR-E+ SUPERBRIGHT |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Collection date | 2005-12-07 |
| Detector | RIGAKU RAXIS IV++ |
| Wavelength(s) | 1.5418 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 63.960, 83.106, 106.980 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 24.680 - 1.700 |
| R-factor | 0.1905 |
| Rwork | 0.189 |
| R-free | 0.21950 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 1ctn |
| RMSD bond length | 0.006 |
| RMSD bond angle | 0.932 |
| Data reduction software | MOSFLM |
| Data scaling software | SCALA |
| Phasing software | AMoRE |
| Refinement software | REFMAC (5.2.0005) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 24.680 | 1.790 |
| High resolution limit [Å] | 1.700 | 1.700 |
| Rmerge | 0.071 | 0.361 |
| Number of reflections | 61563 | |
| <I/σ(I)> | 26.9 | 4.5 |
| Completeness [%] | 97.2 | 87.2 |
| Redundancy | 9.9 | 7.6 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 288 | 20% (w/v) PEG 4000, 0.1M ammonium sulfate, 0.1M Tris-HCl pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K |
